# Package io.milvus.connection

- Interface Summary
  Interface | Description
  --- | ---
  Listener | Interface of multi server listener.

- Class Summary
  Class | Description
  --- | ---
  ClusterFactory | Factory with managing multi cluster.
  ClusterFactory.Builder | Builder for `ClusterFactory`
  ClusterListener | Send heartbeat for a Milvus cluster healthy check.
  QueryNodeListener | Send heartbeat for query nodes healthy check.
  ServerMonitor | Monitor with scheduling to check server healthy state.
  ServerSetting | Defined address and Milvus clients for each server.
  ServerSetting.Builder |